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Respiration > Orsini Upper Respiratory Tract > Flashcards

Orsini Upper Respiratory Tract Flashcards

1
Q

Functions of the upper respiratory system

A

Modify inspired air, thermoregulation, defense against harmful substances, olfaction, vocalizing

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2
Q

Auditory tube

A

Passage from nasopharyngeal to the cavity of the middle ear

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3
Q

Guttural pouch

A

Ventral diverticulum of the auditory tube. The stylohyoid bone separates it into medial and lateral

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4
Q

Functions of the larynx

A

Protection of the airway against food and vocalization

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5
Q

Vestibule

A

Rostral opening to the vocal folds

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6
Q

Glottis cleft

A

Narrow opening of the larynx formed by the vocal folds and vocal processes of the arytenoid cartilage

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7
Q

Infraglottic cavity

A

Caudal to vocal folds

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8
Q

Single laryngeal cartilages

A

Epiglottic, thyroid, cricoid

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9
Q

Paired laryngeal cartilage

A

Arytenoid, corniculate, cuneiform

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10
Q

Type of cartilage for epiglottis

A

Single, elastic cartilage, attached causally to the thyroid cartilage

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11
Q

Arytenoid cartilage characteristics

A

Hyaline cartilage, paired, articulates with the lamina of the cricoid at the cricoarytenoid synovial joint

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12
Q

Thyroid cartilage characteristics

A

Hyaline cartilage, single, contains left and right lamina
Lamina articúlate with cricoid cartilage via cornua

Can calcify

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13
Q

Cricoid cartilage

A

Hyaline cartilage, single, ventral arch and dorsal lamina, it is subject to calcification and articulates with the arytenoid and thyroid

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14
Q

Corniculate characteristics

A

Paired, elastic cartilage fused with the apex of the arytenoid

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15
Q

Cuneiform characteristics

A

Paired, elastic cartilage fused with the epiglottis in the horse and the arytenoid cartilage in the dog

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16
Q

Vestibular folds

A

Elastic vestibular ligament between the arytenoid and thyroid

17
Q

Vocal folds

A

Elastic ligament from the vocal process of the arytenoid to the thyroid

18
Q

Aryepiglottic fold

A

From the lateral edges of epiglottis to the arytenoid
Forms cranial opening of larynx

19
Q

Laryngeal ventricles

A

Between vestibular and vocal folds, from the thyroid to the arytenoid

20
Q

Cricoarytenoideus dorsalis
O, I, F, In

A

Origin: dorsal lamina of cricoid cartilage
Insertion: muscular process of arytenoid
Function: opens the glottis
Innervation: caudal laryngeal nerve from the recurrent laryngeal nerve

21
Q

Cricoarytenoideus lateralis
O, I, F,

A

Origin: ventrolateral cricoid
Insertion: muscular process of arytenoid
Function: adduct airway
Innervation: caudal laryngeal nerve

22
Q

Thyroarytenoideus O, I, F, In

A

Origin: thyroid cartilage
Insertion: arytenoid cartilage
Function: relax the vocal fold and restrict glottis opening
Innervation: caudal laryngeal nerve

Respiration (4 decks)

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